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The wooden bracket has the advantages of light weight, easy processing, application and removal, certain strength and plasticity, and low cost. In view of the corrosive corrosion of wooden supports and the shortage of forestry resources in China, the use of wooden supports should be used as little as possible.
The wooden brackets are often used to handle large roof or temporary support, and the span of the supported roadway or diverticulum should be no more than 4m .
When used as a temporary support, the calculation of the wooden support is rarely performed.
In actual work, the number of brackets that should be erected per meter of roadway can be selected according to the roadway span, wood diameter and rock properties.
Assembled bracket - wooden bracket
The wooden bracket consists of a top beam and two uprights. The top of the wooden bracket and the two gangs usually have a backing plate. In general, the top beam and the column are made of wood of the same diameter.